mole ratios of hydrazine should be 1:2. I could be wrong. Are there any options to choose from?
B because inner core has metal and it’s solid
Answer:
8.90
Explanation:
Density = mass ÷ volume
D = 222.50 g ÷ 25.00
= 8.9
The density of the unknown metal is 8.90.
Hope that helps.